In the quest for understanding the cosmos, every question answered leads to a dozen more.
I never saw a problem that I did not attempt to solve by mechanical means.
有些伤口永远不会愈合,只会结痂。
The most important thing in trading is to protect your capital.
工程事业必须学术和经验相辅相成,仅靠空谈绝对难以胜任。